Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8297035 | Normal pressure cationic dyeable polyester and fiber | Kenji Kawamura, Kei Tachibana | 2012-10-30 |
| 7482485 | Method for extracting slurry | Hiroshi Horiuchi | 2009-01-27 |
| 7462649 | Method for recycling pet bottle | Takuo Nakao, Minoru Nakashima, Minoru Suzuki, Hiroki Nagano | 2008-12-09 |